About 44 results
https://drivepatents.com/patents/1073885 · 21 Sep 2005
An internal combustion engine (1) includes a main combustion chamber (2) and a small auxiliary combustion chamber (15). The main chamber (2) is formed by a cylinder, the undersurface of a cylinder head (3), and the crown (5a) of a piston (5). A main igniti...
https://drivepatents.com/patents/1074511 · 7 Sep 2005
A fuel injection valve for injecting fuel is provided, wherein a fuel spray injected through a fuel injection hole (8) includes a first portion (80A) having a long spray reaching distance and a second portion (80) having a short spray reaching distance, wh...
https://drivepatents.com/patents/1077288 · 8 Jun 2005
The engine has combustion chambers (4) with injectors (6) whose nozzles inject fuel into the chambers in a cone shape with an opening angle between 70 and 110 degrees to form an ignitable fuel/air mixture with separately delivered combustion air, whereby t...
https://drivepatents.com/patents/1077883 · 11 May 2005
A direct fuel injection engine is provided that is capable of forming an appropriate stratified fuel-air mixture and conducting good stratified combustion inside the combustion chamber (1) of the engine. The engine has a fuel injection valve (11) that is a...
https://drivepatents.com/patents/1082639 · 10 Nov 2004
The present invention relates to a direct injection type internal combustion engine. The invention aims to provide such an engine having a valve attachment structure whereby the fuel injection valve can be securely attached and assembled efficiently. There...
https://drivepatents.com/patents/1082821 · 27 Oct 2004
An engine control unit (13) ignites a second air-fuel mixture when the direct fuel injection engine is operating in a high-load stratified combustion region. The air-fuel mixture is formed after a majority of a fuel stream is guided toward the upper portio...
https://drivepatents.com/patents/1082975 · 27 Oct 2004
A fuel injection manager sets fuel injection for cylinders in a predetermined sequential order according to a corresponding request. A spark ignition manager sets spark ignition for cylinders in the predetermined sequential order according to the fuel inje...
https://drivepatents.com/patents/1083077 · 20 Oct 2004
The engine has a combustion chamber(s) bounded by a cylinder head and piston divided into cylinder head- and piston-side volumes. The head has at least 2 inlet gas exchange valves and at least 1 exhaust valve, ignition and injection devices. A piston surfa...
https://drivepatents.com/patents/1083159 · 20 Oct 2004
A fuel injection valve for an in-cylinder injection type internal combustion engine has a nozzle top portion in which a fuel injection port (17) is opened at a tip end portion, which comprises a conical shape seat face (31) in which a valve body (13) is se...
https://drivepatents.com/patents/1085578 · 21 Jul 2004
There are provided a control system and method for an internal combustion engine which are capable of attaining a high combustion efficiency in both of a homogenous and a stratified combustion modes, thereby improving drivability and fuel economy, as well ...